Morningstar's
ProStar is the world's leading mid-range solar controller for both
professional and consumer applications. This second generation
ProStar:

• Adds new features and
protections using highly advanced technology - Electronic Protections:
Short-circuit - solar and load; Overload - solar and load •
Provides longer battery life and improved system performance - 4 stages of
charging • Sets new standards for
reliability and self-diagnostics - expect failure rate will be less than 1 per
1,000 units over 5 years.